Question

The parabola for the function will open in which direction? y = x2 + 3x - 4
A. Upward
B. Downward

Answer 1

y=ax^2 + bx + c. if a > 0 then the parabola opens upward. if a < 0 then it opens downward.

a, b and c are the coefficients of their respective terms. they are assumed to be real numbers.

Answer 2

so it opens upward?

Answer 3

@pgpilot326

Answer 4

yes, a = 1 > 0